28476279

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{27043}}^1$

素因数の和:27068

約数の個数: 20

約数和(自身を含む): 45812536

約数和(自身を除く): 17336257

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 27043, 81129, 243387, 351559, 730161, 1054677, 2190483, 3164031, 9492093, 28476279]

約数ペア:

[(1, 28476279), (3, 9492093), (9, 3164031), (13, 2190483), (27, 1054677), (39, 730161), (81, 351559), (117, 243387), (351, 81129), (1053, 27043)]